Seamless umbrella



FIG. 1 is a top perspective view of a seamless umbrella showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom perspective view thereof. 

CLAIM The ornamental design for a seamless umbrella, as shown and described. 